Definition: Given a 'poster' sentence and a corresponding 'response' (often, from Facebook or Reddit)classify the sentiment of the given response into four categories: 1) Positive, 2) Negative, 3) Neutral, and 4) Mixed if it contains both positive and negative.
Input: Poster: I have some exciting news about CCSVI and my journey with MS to share with everyone soon.  Responser: OMGosh, I hope its what I am thinking!!!!!!!!!!!!

Positive